<div class="login-box">
    <form action="<?php echo site_url('user/login')?>" method="post">
        <ul class="login-wrap">
            <li>
                <label for="username">昵称/email：</label>
                <input name="username" id="username" type="text"/>
            </li>
            <li>
                <label for="pwd">密码：</label>
                <input name="password" id="pwd" type="password"/>
            </li>
            <li>
                <input type="submit" class="sub-btn" value="提 交"/>
            </li>
        </ul>
    </form>
</div>
